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JavaScript Sandbox Escape via Type Confusion in isolated-vm

BACKGROUND
1 SIGNALFIRST DETECTED 22 August 2026
Narrative synthesis pending — 1 signal collected.
How the story developed
Other feeds and industry voices
17 Oct
BeyondTrust CVE-2026-102764: ARMORY CASTLE Exploits Zero-Day to Deploy SAWFLY and BARECLAW

<h2> 1. Overview </h2> <ul> <li> <strong>Report Title:</strong> ARMORY CASTLE Exploits BeyondTrust</li> <li> <strong>Source:</strong> Google Threat Intelligence Group</li> <li>

REPORT · HOW · Dev.toOPEN STORY
6 May
Critical vm2 sandbox bug lets attackers execute code on hosts

A critical vulnerability in the popular Node.js sandboxing library vm2 allows escaping the sandbox and executing arbitrary code on the host system. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
28 Mar
Hardening JavaScript JITs: Practical Mitigations for Modern Engines

<ul> <li>[Why JavaScript JITs Are High-Value Targets]</li> <li>[Common JIT Vulnerability Classes and How Exploits Chain]</li> <li>[Applying CFI, PAC, and Memory Tagging Without

REPORT · HOW · Dev.toOPEN STORY
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